Home / 3,289,554,461.80-4,934,331,692.70-3,144,435,639.40

Finding the Fourth Proportional to 3,289,554,461.80, 4,934,331,692.70 and 3,144,435,639.40

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Solution

The fourth proportional to 3,289,554,461.80, 4,934,331,692.70 and 3,144,435,639.40 is: 4,716,653,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,554,461.80 : 4,934,331,692.70 = 3,144,435,639.40 : x
  2. Step 2: Convert to fraction form
    3,289,554,461.80/4,934,331,692.70 = 3,144,435,639.40/x
  3. Step 3: Cross multiply
    3,289,554,461.80x = 4,934,331,692.70 × 3,144,435,639.40
  4. Step 4: Simplify right side
    3,289,554,461.80x = 15,515,688,431,146,809,344
  5. Step 5: Solve for x
    x = 15,515,688,431,146,809,344/3,289,554,461.80
  6. Step 6: Final answer
    x = 4,716,653,459.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.